Manish has to secure 40% marks to pass his B.tech final exams.
He got just 40 marks and failed by 40-marks.

What is the maximum marks?

Complete the table series riddle by finding the number that can replace "??".

Why Wine Glass Stem is so long?

The captain of a ship was telling this interesting story: "We travelled the sea far and wide. At one time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly." How can that be possible?

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

1 dollar = 100 cent
= 10 cent x 10 cent
= 1/10 dollar x 1/10 dollar
= 1/100 dollar
= 1 cent

=> 1 dollar = 1 cent

solve this tricky problem?

Find the Odd One Out?
84129
32418
47632
36119
67626
72927

Can you fill the blank with the correct number?

6 30 870 756030 _____

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?